FFL Helper / New Orleans / St Louis

MSY → STL

New Orleans to St Louis

Compare one-way fares for flights from New Orleans to St Louis.

Lowest fare $143

Distance 600 mi

Flight time 14h 32m

Airports MSY–STL

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By month: September 2026 from $143

Price calendar

August 2026

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September 2026

From $143

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Upcoming dates

St Louis STL

$143

Sep 18, 9:00pm · 14h 32m · 1 stop

MSY → STL · Frontier Airlines

Tickets

About this route

This calendar shows dated one-way fares from New Orleans to St Louis. Use it to see which days are cheaper before you search tickets.

Flight time and airport codes on this page are for the sample itinerary we have on file. Always confirm the live routing when you book New Orleans to St Louis.